CN111561685B - Lighting apparatus and vehicle - Google Patents
Lighting apparatus and vehicle Download PDFInfo
- Publication number
- CN111561685B CN111561685B CN201910945229.5A CN201910945229A CN111561685B CN 111561685 B CN111561685 B CN 111561685B CN 201910945229 A CN201910945229 A CN 201910945229A CN 111561685 B CN111561685 B CN 111561685B
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- Prior art keywords
- heat dissipation
- heat
- wall
- main
- air blowing
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/42—Forced cooling
- F21S45/43—Forced cooling using gas
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention provides an illumination apparatus and a vehicle, the illumination apparatus including: the heat dissipation module comprises a shell, a first heating module, a second heating module and a heat dissipation assembly. The housing is configured with a first main heat dissipation wall and a second main heat dissipation wall; the first heating module is arranged in the shell and radiates heat through the first main radiating wall; the second heating module is arranged in the shell and radiates heat through the second main radiating wall; the heat dissipation assembly is disposed on the housing, and the heat dissipation assembly is configured to dissipate heat of the first main heat dissipation wall and the second main heat dissipation wall. From this, through setting up radiator unit, can be with the heat effluvium that lighting apparatus produced, can avoid lighting apparatus overheated to can guarantee lighting apparatus's operational reliability, and then can prolong lighting apparatus's life, and, the lighting apparatus simple structure of this application, occupation space is little, can easy to assemble, also can reduce lighting apparatus's manufacturing cost.
Description
Technical Field
The invention relates to the technical field of vehicles, in particular to an illuminating device and a vehicle with the same.
Background
In the correlation technique, current lighting apparatus during operation can produce a lot of heats, dispels the heat to lighting apparatus through the liquid cooling device, but the liquid cooling device occupation space is big, leads to lighting apparatus bulky, inconvenient installation to, liquid cooling device manufacturing cost is high, thereby leads to lighting apparatus manufacturing cost to improve.
Disclosure of Invention
In view of the above, the present invention is directed to a lighting device, so as to solve the problems of inconvenient installation and high production cost of the lighting device.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
an illumination device comprising: a housing configured with a first main heat-dissipating wall and a second main heat-dissipating wall; a first heat generation module disposed within the housing and dissipating heat through the first primary heat dissipation wall; the second heating module is arranged in the shell and radiates heat through the second main radiating wall; a heat sink assembly disposed in the housing, the heat sink assembly configured to dissipate heat of the first main heat dissipating wall and the second main heat dissipating wall.
In some examples of the invention, the heat dissipation assembly comprises: a heat dissipation portion disposed on the first main heat dissipation wall and/or the second main heat dissipation wall.
In some examples of the present invention, the heat dissipating part is entirely located on an outer surface of the corresponding main heat dissipating wall or a heat dissipating part of the heat dissipating part penetrating through the corresponding main heat dissipating wall and penetrating into the interior of the housing exchanges heat with the corresponding heat generating module.
In some examples of the invention, the heat dissipation assembly further comprises: and an air supply device for cooling the heat dissipation portion.
In some examples of the present invention, the heat sink part includes a first heat sink part and a second heat sink part, a part of the air blowing device corresponds to the first heat sink part, and another part of the air blowing device corresponds to the second heat sink part.
In some examples of the present invention, a first air blowing path is formed between the air blowing device and the first heat sink portion, and a second air blowing path is formed between the air blowing device and the second heat sink portion, and the first air blowing path and the second air blowing path are at least partially offset from each other.
In some examples of the present invention, the first heat dissipation portion is located away from the air blowing device, the second heat dissipation portion is located close to the air blowing device, and an outer surface of the second main heat dissipation wall is configured as a guide surface capable of guiding the air from the air blowing device toward both sides at a preset angle to the second air blowing path.
In some examples of the invention, the guide surface comprises: the first inclined plane and the second inclined plane form a raised structure at the joint.
In some examples of the invention, the first heat sink member and the second heat sink member are each circular in cross-section; the air supply device is positioned below the first main heat dissipation wall and the second main heat dissipation wall.
Compared with the prior art, the lighting device provided by the invention has the following advantages:
according to the lighting equipment, the heat generated by the lighting equipment can be dissipated by arranging the heat dissipation assembly, the lighting equipment can be prevented from being overheated, the working reliability of the lighting equipment can be ensured, the service life of the lighting equipment can be prolonged, and the lighting equipment is simple in structure, small in occupied space, convenient to install and capable of reducing the production cost of the lighting equipment.
Another object of the invention is to propose a vehicle.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a vehicle comprises the lighting device.
The vehicle has the same advantages as the lighting device described above with respect to the prior art, and will not be described in detail here.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of a lighting device according to an embodiment of the present invention;
fig. 2 is a bottom view of a lighting device according to an embodiment of the present invention;
FIG. 3 is a side view of a lighting fixture according to an embodiment of the present invention;
fig. 4 is a side view of another angle of a lighting device according to an embodiment of the present invention.
Description of reference numerals:
an illumination device 10;
a housing 1; a first main heat dissipation wall 11; a second main radiating wall 12;
a heat dissipating component 2;
a heat dissipation portion 21; a first heat sink portion 211; a second heat sink portion 212;
an air supply device 22;
the guide surface 23; a first inclined surface 231; a second ramp 232.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 to 4, a lighting device 10 according to an embodiment of the present invention may be a pixel headlight, the lighting device 10 including: the heat dissipation module comprises a shell 1, a first heating module, a second heating module and a heat dissipation assembly 2. The case 1 is configured with a first main heat-radiating wall 11 and a second main heat-radiating wall 12, a first heat-generating module is disposed in the case 1, and the first heat-generating module dissipates heat through the first main heat-radiating wall 11, a second heat-generating module is disposed in the case 1, and the second heat-generating module dissipates heat through the second main heat-radiating wall 12. The heat sink assembly 2 is disposed in the housing 1, for example: the heat dissipation assembly 2 may be disposed outside the housing 1, the heat dissipation assembly 2 being disposed to dissipate heat of the first and second main heat dissipation walls 11 and 12.
The first heat generating module may be a DMD (Digital Micromirror Device) chip, and the second heat generating module may be an LED (Light Emitting Diode) chip. When the lighting device 10 works, the first heating module and the second heating module generate heat, then the first heating module transfers the heat to the first main heat dissipation wall 11, the second heating module transfers the heat to the second main heat dissipation wall 12, then the heat dissipation assembly 2 can dissipate the heat of the first main heat dissipation wall 11 and the second main heat dissipation wall 12, so that the heat on the first main heat dissipation wall 11 and the second main heat dissipation wall 12 is dissipated, the temperature of the first main heat dissipation wall 11 and the temperature of the second main heat dissipation wall 12 are reduced, the heat generated by the lighting device 10 can be dissipated by the arrangement, the lighting device 10 can be prevented from being overheated, the working reliability of the lighting device 10 can be ensured, the service life of the lighting device 10 can be prolonged, in addition, the heat dissipation assembly 2 of the application has a simple structure and a small occupied size, the structure of the lighting device 10 can be simplified, and the occupied space of the lighting device 10 can be reduced, thereby making it possible to facilitate the installation of the lighting device 10 and also to reduce the production cost of the lighting device 10.
From this, through setting up heat radiation component 2, can be with the heat effluvium that lighting apparatus 10 produced, can avoid lighting apparatus 10 overheated to can guarantee lighting apparatus 10's operational reliability, and then can prolong lighting apparatus 10's life, and lighting apparatus 10 of this application simple structure, occupation space is little, can be easy to assemble, also can reduce lighting apparatus 10's manufacturing cost.
In some embodiments of the present invention, as shown in fig. 1-4, the heat dissipation assembly 2 may include: the heat dissipation portions 21, 21 may be disposed on the first main heat dissipation wall 11 and/or the second main heat dissipation wall 12, that is, the heat dissipation portions 21 may be disposed only on the first main heat dissipation wall 11, only on the second main heat dissipation wall 12, or on both the first main heat dissipation wall 11 and the second main heat dissipation wall 12, for example: the heat dissipation part 21 is arranged on the first main heat dissipation wall 11 and/or the second main heat dissipation wall 12, so that the heat on the first main heat dissipation wall 11 and the second main heat dissipation wall 12 can be transferred to the heat dissipation part 21, and the heat dissipation part 21 dissipates the heat, thereby better dissipating the heat of the first main heat dissipation wall 11 and the second main heat dissipation wall 12.
In some embodiments of the present invention, the heat dissipation part 21 is entirely located on the outer surface of the corresponding main heat dissipation wall, or the heat dissipation part 21 penetrates through the corresponding main heat dissipation wall and penetrates into the heat dissipation part 21 inside the housing 1 to exchange heat with the corresponding heat generating module. It should be explained that, the heat dissipation portion 21 is integrally located on the outer surface of the first main heat dissipation wall 11 and/or the second main heat dissipation wall 12, or the heat dissipation portion 21 penetrates through the first main heat dissipation wall 11 and/or the second main heat dissipation wall 12 to exchange heat with the first heating module and/or the second heating module, so that the heat dissipation portion 21 can be ensured to be in contact with the first main heat dissipation wall 11 and/or the second main heat dissipation wall 12, the heat dissipation portion 21 can also be contacted with the first heating module and/or the second heating module, and the heat of the first heating module and/or the second heating module can be ensured to be transferred to the heat dissipation portion 21, so that a cooling effect can be exerted on the first heating module and/or the second heating module.
In some embodiments of the present invention, as shown in fig. 1-4, the heat dissipation assembly 2 may further include: air supply arrangement 22, air supply arrangement 22 can be used for cooling radiating part 21, wherein, air supply arrangement 22 can set up to the fan, when lighting apparatus 10 during operation, air supply arrangement 22 can drive the air and flow in lighting apparatus 10, at the air flow in-process, the heat on the radiating part 21 can be taken away to the air, thereby can dispel the heat to radiating part 21, and then can realize carrying out the radiating work purpose of initiative to lighting apparatus 10.
In some embodiments of the present invention, as shown in fig. 1-4, the heat dissipating part 21 may include: the heat dissipation device includes a first heat dissipation part 211 and a second heat dissipation part 212, each of the first heat dissipation part 211 and the second heat dissipation part 212 may be a heat dissipation pin, each of the first heat dissipation part 211 and the second heat dissipation part 212 may be provided in plurality, one part of the air blowing device 22 corresponds to the first heat dissipation part 211, and the other part of the air blowing device 22 corresponds to the second heat dissipation part 212. When the lighting device 10 is in operation, the air blowing device 22 may drive air in the lighting device 10 to flow in a circulating manner, the air flow of a partial fan-out corresponding to the first heat dissipation portion 211 of the air blowing device 22 may dissipate heat of the first heat dissipation portion 211 and the first main heat dissipation wall 11, and the air flow of a partial fan-out corresponding to the second heat dissipation portion 212 of the air blowing device 22 may dissipate heat of the second heat dissipation portion 212 and the second main heat dissipation wall 12, so that the lighting device 10 may be dissipated at any time.
In some embodiments of the present invention, a first air blowing path may be formed between the air blowing device 22 and the first heat sink portion 211, and a second air blowing path may be formed between the air blowing device 22 and the second heat sink portion 212, and the first air blowing path and the second air blowing path are at least partially staggered, or it may be understood that the first air blowing path and the second air blowing path are partially staggered, or the first air blowing path and the second air blowing path are all staggered. The first air blowing path is a path through which a partial fan-out airflow of the air blowing device 22 corresponding to the first heat dissipation portion 211 flows, and the second air blowing path is a path through which a partial fan-out airflow of the air blowing device 22 corresponding to the second heat dissipation portion 212 flows, so that the heat dissipation effect on the first heat dissipation portion 211 and the second heat dissipation portion 212 can be ensured, and the heat of the second heat dissipation portion 212 can be prevented from being brought to the first heat dissipation portion 211.
In some embodiments of the present invention, the first heat sink part 211 may be disposed away from the air supply device 22, the second heat sink part 212 may be disposed close to the air supply device 22, and the outer surface of the second main heat sink wall 12 is configured as a guide surface 23 capable of guiding the air from the air supply device 22 to two sides forming a preset included angle with the second air supply path, it should be explained that when the air flow blown by the air supply device 22 flows to the outer surface of the second main heat sink wall 12, the air flow may be guided to two sides of the second main heat sink wall 12, i.e., to the left and right directions in fig. 4, under the action of the guide surface, so that the heat generated by the second heat generating module may be better prevented from being diffused to the first heat generating module, and thereby the overheating of the first heat generating module may be avoided.
In some embodiments of the present invention, as shown in fig. 4, the guide surface 23 may include: first inclined plane 231, second inclined plane 232, first inclined plane 231 and second inclined plane 232 form the uplift structure in the junction, so set up and to guarantee that first inclined plane 231 and second inclined plane 232 slope, can promote 23 water conservancy diversion effects of guide face to can further prevent that the heat that the second heating module produced from diffusing to first heating module.
In some embodiments of the present invention, the cross sections of the first heat sink member 211 and the second heat sink member 212 may be configured as a circular shape, but the present invention is not limited thereto, and the cross sections of the first heat sink member 211 and the second heat sink member 212 may also be configured as other shapes, so that the heat dissipation areas of the first heat sink member 211 and the second heat sink member 212 can be ensured, and the heat dissipation effect on the first heat sink member 211 and the second heat sink member 212 can be improved in unit time.
In some embodiments of the present invention, as shown in fig. 3, the air supply device 22 may be located below the first main heat dissipation wall 11 and the second main heat dissipation wall 12, the first main heat dissipation wall 11 may be arranged along the up-down direction in fig. 3, and the projection of the first main heat dissipation wall 11 divides the air outlet area of the air supply device 22 into two equal parts in the up-down direction, so that half of the air flow blown by the air supply device 22 can dissipate heat from the first heat dissipation portion 211 and the first main heat dissipation wall 11, and the other half of the air flow blown by the air supply device 22 can also dissipate heat from the second heat dissipation portion 212 and the second main heat dissipation wall 12, thereby ensuring the heat dissipation effect on the lighting device 10.
And, first heating module and second heating module are split type structure, also can understand that first heating module and second heating module separately set up, set up like this and can avoid the heat on first heating module and the second heating module to transmit each other, can make first heating module and second heating module be in normal operating temperature state to can prolong the life of first heating module and second heating module.
Meanwhile, when the first heat-generating module is a DMD chip and the second heat-generating module is an LED chip, in the working process of the lighting device 10, since the heat generated by the LED chip is greater than the heat generated by the DMD chip, the heat distribution of the first main heat-dissipating wall 11 and the second main heat-dissipating wall 12 is uneven, which causes the air outside the first main heat-dissipating wall 11 and the second main heat-dissipating wall 12 to flow, which is favorable for heat dissipation in the air flow process.
According to the vehicle of the embodiment of the invention, the lighting device 10 comprises the lighting device 10 of the above embodiment, the lighting device 10 is arranged and installed on the vehicle, the lighting device 10 can dissipate heat generated by the lighting device 10 by arranging the heat dissipation assembly 2, overheating of the lighting device 10 can be avoided, working reliability of the lighting device 10 can be ensured, service life of the lighting device 10 can be prolonged, the lighting device 10 is simple in structure, small in occupied space, convenient to install and capable of reducing production cost of the lighting device 10.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. An illumination device (10), comprising:
a housing (1), said housing (1) being configured with a first main heat dissipation wall (11) and a second main heat dissipation wall (12);
a first heat generation module disposed within the housing (1) and dissipating heat through the first primary heat dissipation wall (11);
the second heating module is arranged in the shell (1) and radiates heat through the second main radiating wall (12);
a heat sink assembly (2), the heat sink assembly (2) being arranged to the housing (1), the heat sink assembly (2) being arranged to dissipate heat of the first main heat dissipating wall (11) and the second main heat dissipating wall (12);
the heat sink assembly (2) comprises: the heat dissipation part (21) is wholly positioned on the outer surface of the corresponding main heat dissipation wall, or the heat dissipation part (21) penetrates through the corresponding main heat dissipation wall and penetrates into the shell (1), so that the heat dissipation part (21) exchanges heat with the corresponding heating module;
the first heating module and the second heating module are of split structures;
the heat sink assembly (2) further comprises: an air blowing device (22), wherein the air blowing device (22) is used for cooling the heat dissipation part (21);
the heat dissipation part (21) comprises a first heat dissipation part (211) and a second heat dissipation part (212), one part of the air supply device (22) corresponds to the first heat dissipation part (211), and the other part of the air supply device (22) corresponds to the second heat dissipation part (212);
a first air blowing path is formed between the air blowing device (22) and the first heat sink (211), and a second air blowing path is formed between the air blowing device (22) and the second heat sink (212);
the outer surface of the second main radiating wall (12) is configured as a guide surface (23) capable of guiding the wind from the air blowing device (22) to both sides at a preset included angle with the second air blowing path, the guide surface (23) comprising: a first inclined surface (231), a second inclined surface (232), the first inclined surface (231) and the second inclined surface (232) forming a raised structure at the junction.
2. The lighting device (10) according to claim 1, characterized in that the heat dissipation portion (21) is provided on the first main heat dissipation wall (11) and/or the second main heat dissipation wall (12).
3. The lighting apparatus (10) of claim 2, wherein the first air flow path is at least partially offset from the second air flow path.
4. The lighting apparatus (10) according to claim 3, wherein the first heat sink portion (211) is distant from the air blowing device (22), and the second heat sink portion (212) is close to the air blowing device (22).
5. The lighting device (10) according to claim 1, wherein the first heat sink portion (211) and the second heat sink portion (212) are each circular in cross-section;
the air supply device (22) is located below the first main heat dissipation wall (11) and the second main heat dissipation wall (12).
6. A vehicle, characterized in that it comprises a lighting device (10) according to any one of claims 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910945229.5A CN111561685B (en) | 2019-09-30 | 2019-09-30 | Lighting apparatus and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910945229.5A CN111561685B (en) | 2019-09-30 | 2019-09-30 | Lighting apparatus and vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111561685A CN111561685A (en) | 2020-08-21 |
| CN111561685B true CN111561685B (en) | 2022-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910945229.5A Active CN111561685B (en) | 2019-09-30 | 2019-09-30 | Lighting apparatus and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111561685B (en) |
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| WO2010002158A2 (en) * | 2008-07-04 | 2010-01-07 | 주식회사 미광엔비텍 | Heat-dissipating device using led for a headlight |
| CN103574320A (en) * | 2012-07-25 | 2014-02-12 | 欧司朗股份有限公司 | Lighting module and lighting device with same |
| CN106304771A (en) * | 2015-06-05 | 2017-01-04 | 中兴通讯股份有限公司 | A kind of radiating piece, communication equipment cooling system and communication equipment heat dissipating method |
| JP2018181744A (en) * | 2017-04-20 | 2018-11-15 | 日立アプライアンス株式会社 | Luminaire |
| CN109424932A (en) * | 2017-09-05 | 2019-03-05 | 株式会社小糸制作所 | Headlight for automobile |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5597500B2 (en) * | 2010-09-28 | 2014-10-01 | 株式会社小糸製作所 | Light emitting module and vehicle lamp |
| US9383146B2 (en) * | 2012-07-20 | 2016-07-05 | Tai-Her Yang | Heat dissipation device having lateral-spreading heat dissipating and shunting heat conductive structure |
| JP6061638B2 (en) * | 2012-11-20 | 2017-01-18 | 株式会社小糸製作所 | Vehicle lighting |
| CN105276488A (en) * | 2015-11-25 | 2016-01-27 | 海盐丽光电子科技有限公司 | Heat radiation device for LED automobile lens |
| KR20170064772A (en) * | 2015-12-02 | 2017-06-12 | 에스엘 주식회사 | Lamp for vehicle |
| CN111819392B (en) * | 2018-03-15 | 2022-12-30 | 株式会社小糸制作所 | Light source unit and method for manufacturing mounting member for the same |
| FR3079283B1 (en) * | 2018-03-23 | 2020-10-02 | Valeo Vision | LIGHTING MODULE EQUIPPED WITH A MATRIX OF MICRO-MIRRORS WITH OPTIMIZED COOLING |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2010002158A2 (en) * | 2008-07-04 | 2010-01-07 | 주식회사 미광엔비텍 | Heat-dissipating device using led for a headlight |
| CN103574320A (en) * | 2012-07-25 | 2014-02-12 | 欧司朗股份有限公司 | Lighting module and lighting device with same |
| CN106304771A (en) * | 2015-06-05 | 2017-01-04 | 中兴通讯股份有限公司 | A kind of radiating piece, communication equipment cooling system and communication equipment heat dissipating method |
| JP2018181744A (en) * | 2017-04-20 | 2018-11-15 | 日立アプライアンス株式会社 | Luminaire |
| CN109424932A (en) * | 2017-09-05 | 2019-03-05 | 株式会社小糸制作所 | Headlight for automobile |
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| CN111561685A (en) | 2020-08-21 |
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